TPI TPI 550B Plus overview
TPI 550B+ AKA TPI-550. ISDN BRI test set with Data/BERT, NI1 Call Control, ViTL, & 2B1Q.
Product details
Manufactured byTPI
Product groupTelecom & Utilities
DescriptionTPI 550B+ AKA TPI-550. ISDN BRI test set with Data/BERT, NI1 Call Control, ViTL, & 2B1Q.
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